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Helping you succeed in your astronomy course
Explore astronomy, science, and life in the universe
Use resources in the Study Area to easily review course concepts and prepare for exams.
Learn course topics with Dynamic Study Modules, which adapt to your performance in real time.
Get immediate feedback and hints to pinpoint areas for improvement and get back on track.
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Mastering Astronomy is packed full of features you won’t find in any textbook
Learn key concepts before class.
Visualize the universe with Narrated Figure Visual Activities.
Use online tools for learning night sky, data collection.
Learn tough topics and solidify your understanding of key astronomy concepts through a variety of engaging tutorials.
Mastering creates truly personalized online learning experiences that help students make real progress in their courses and in their lives.
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